Metric property value changes trigger publication of a standard property change event on a standard metrics topic.
规格特性数值的改变会触发关于标准规格主题的标准属性更改事件的发布。
In this paper, we show that the Pseudo-Symmetric property of spherical point set can be characterized by the eigen values of eigenpolynomial and it has the closeness under the metric sum operation.
本文证明了球面有限点集的伪对称性可以完全由其特征多项式的根来刻画，并得到了在度量加运算下伪对称性具有封闭性。
In this paper, we study the sensitivity and the topological property of periodic points for topologically transitive semi-flows on a metric space.
本文对度量空间上拓扑传递的连续半流，研究了其敏感依赖性及周期点集的拓扑性质。
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